Epson AcuLaser C9200N Service Manual page 52

EPSON AcuLaser C9200N
2.2.8.2 Drive
Toner Supply Motor Y/M (M6)
Figure 2-27. Drive overview
OPERATING PRINCIPLES
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Toner Supply Motor C/K (M7)
Operating Principle of Main Unit Mechanism
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2.2.8.3 Operation
TONER REPLENISHING MECHANISM/CONTROL
Toner replenishing mechanism
A single Toner Supply Motor is turned either forward or backward to
supply toner of two different colors (Toner Supply Motor for K and C, and
Toner Supply Motor for Y and M).
Toner Supply
K Toner C Toner
Motor C/K (M7)
Turned forward Energized De-energized
Turned backward De-energized Energized
Toner Supply Motor Y/M (M6)
Figure 2-28. Toner replenishing mechanism
Toner replenishing control
T/C is detected when the Developing Clutch/K (CL4) is energized for
K or when the Color Developing Motor (M3) is energized for C, M,
and Y.
Based on T/C ratio detected by the TCR sensor and amount of
consumption calculated by the dot counter, toner replenishing time
(amount) is determined.
Revision D
Toner Supply
Y Toner M Toner
Motor Y/M (M6)
Turned forward Energized De-energized
Turned backward De-energized Energized
Toner Supply Motor C/K (M7)
One-way Clutch
Confidential
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